Create an HTTPS server with given options.

import { serveTLS } from "https://deno.land/std@0.114.0/http/server_legacy.ts";

const body = "Hello HTTPS";
const options = {
hostname: "localhost",
port: 443,
certFile: "./path/to/localhost.crt",
keyFile: "./path/to/localhost.key",
};
for await (const req of serveTLS(options)) {
req.respond({ body });
}